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blackheart21

  • 2 years ago

Patricia subtracted +15 - +6 and got the answer +21. What error did Patricia make?

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  1. AkashdeepDeb
    • 2 years ago
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    WELCOME TO OPENSTUDY!! :D

  2. uri
    • 2 years ago
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    - + =- So, 15-6=9

  3. AkashdeepDeb
    • 2 years ago
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    Patricia ought to have known that - + + = - :D And that it should have been 9.

  4. blackheart21
    • 2 years ago
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    its integers

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